539197380477 has 96 divisors (see below), whose sum is σ = 949678732800. Its totient is φ = 301341551616.

The previous prime is 539197380467. The next prime is 539197380529. The reversal of 539197380477 is 774083791935.

539197380477 is a `hidden beast` number, since 5 + 3 + 9 + 19 + 73 + 80 + 477 = 666.

It is not a de Polignac number, because 539197380477 - 2⁶ = 539197380413 is a prime.

It is a super-2 number, since 2×539197380477² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (539197380427) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 132381313 + ... + 132385385.

It is an arithmetic number, because the mean of its divisors is an integer number (9892486800).

Almost surely, 2^539197380477 is an apocalyptic number.

It is an amenable number.

539197380477 is a deficient number, since it is larger than the sum of its proper divisors (410481352323).

539197380477 is a wasteful number, since it uses less digits than its factorization.

539197380477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6272 (or 6259 counting only the distinct ones).

The product of its (nonzero) digits is 40007520, while the sum is 63.

The spelling of 539197380477 in words is "five hundred thirty-nine billion, one hundred ninety-seven million, three hundred eighty thousand, four hundred seventy-seven".